Examlex
Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.
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Walker
A mobility aid consisting of a frame that is used for support and stability by individuals with balance, strength, or walking difficulties.
Mobility Device
Equipment designed to assist individuals with walking or otherwise improve the mobility of people with physical disabilities.
Abduction
To move away from the midline.
Midline
The middle.
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